80 lines
1.6 KiB
C++
80 lines
1.6 KiB
C++
#include <mapnik/config_error.hpp>
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#include <mapnik/xml_node.hpp>
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#include <mapnik/util/conversions.hpp>
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namespace mapnik
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{
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config_error::config_error(std::string const& what)
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: what_(what),
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line_number_(0),
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file_(),
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node_name_(),
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msg_()
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{
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}
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config_error::config_error(std::string const& what,
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xml_node const& node)
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: what_(what),
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line_number_(node.line()),
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file_(node.filename()),
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node_name_(node.name()),
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msg_()
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{
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}
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config_error::config_error(std::string const& what,
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unsigned line_number,
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std::string const& filename)
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: what_(what),
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line_number_(line_number),
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file_(filename),
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node_name_(),
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msg_()
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{
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}
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char const* config_error::what() const noexcept
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{
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msg_ = what_;
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if (!node_name_.empty())
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{
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msg_ += " in " + node_name_;
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}
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if (line_number_ > 0)
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{
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std::string number;
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if (util::to_string(number,line_number_))
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{
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msg_ += " at line " + number;
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}
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}
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if (!file_.empty())
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{
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msg_ += " of '" + file_ + "'";
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}
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return msg_.c_str();
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}
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void config_error::append_context(std::string const& ctx) const
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{
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what_ += " " + ctx;
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}
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void config_error::append_context(std::string const& ctx, xml_node const& node) const
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{
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append_context(ctx);
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append_context(node);
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}
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void config_error::append_context(xml_node const& node) const
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{
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if (!line_number_) line_number_ = node.line();
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if (node_name_.empty()) node_name_ = node.name();
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if (file_.empty()) file_ = node.filename();
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}
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}
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